Pith Number

pith:YX63VR2C

pith:2021:YX63VR2CGAGK2XFAGS2AL2IHTD

not attested not anchored not stored refs pending

Great Service! Fine-grained Parsing of Implicit Arguments

Daniel Hershcovich, Ruixiang Cui

arxiv:2106.02561 v2 · 2021-06-04 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YX63VR2CGAGK2XFAGS2AL2IHTD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:51:40.756523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5fdbac742300cad5ca034b405e90798e705770b3bdbea382371c14a9e9728f2

Aliases

arxiv: 2106.02561 · arxiv_version: 2106.02561v2 · doi: 10.48550/arxiv.2106.02561 · pith_short_12: YX63VR2CGAGK · pith_short_16: YX63VR2CGAGK2XFA · pith_short_8: YX63VR2C

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YX63VR2CGAGK2XFAGS2AL2IHTD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c5fdbac742300cad5ca034b405e90798e705770b3bdbea382371c14a9e9728f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1931c5c4568a3ce3b2673826bd8e4ab8840ddb7223dc76ccfac299e06e1db370",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-04T15:50:35Z",
    "title_canon_sha256": "a05f01efb6aeaec095b315df8154c4aadd0f9910db3a30a9acd0bebb98d88367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.02561",
    "kind": "arxiv",
    "version": 2
  }
}